400197228

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1479

約数の個数: 96

約数和(自身を含む): 1040148480

約数和(自身を除く): 639951252

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 41, 57, 62, 76, 82, 93, 114, 123, 124, 164, 186, 228, 246, 372, 492, 589, 779, 1178, 1271, 1381, 1558, 1767, 2337, 2356, 2542, 2762, 3116, 3534, 3813, 4143, 4674, 5084, 5524, 7068, 7626, 8286, 9348, 15252, 16572, 24149, 26239, 42811, 48298, 52478, 56621, 72447, 78717, 85622, 96596, 104956, 113242, 128433, 144894, 157434, 169863, 171244, 226484, 256866, 289788, 314868, 339726, 513732, 679452, 813409, 1075799, 1626818, 1755251, 2151598, 2440227, 3227397, 3253636, 3510502, 4303196, 4880454, 5265753, 6454794, 7021004, 9760908, 10531506, 12909588, 21063012, 33349769, 66699538, 100049307, 133399076, 200098614, 400197228]

約数ペア:

[(1, 400197228), (2, 200098614), (3, 133399076), (4, 100049307), (6, 66699538), (12, 33349769), (19, 21063012), (31, 12909588), (38, 10531506), (41, 9760908), (57, 7021004), (62, 6454794), (76, 5265753), (82, 4880454), (93, 4303196), (114, 3510502), (123, 3253636), (124, 3227397), (164, 2440227), (186, 2151598), (228, 1755251), (246, 1626818), (372, 1075799), (492, 813409), (589, 679452), (779, 513732), (1178, 339726), (1271, 314868), (1381, 289788), (1558, 256866), (1767, 226484), (2337, 171244), (2356, 169863), (2542, 157434), (2762, 144894), (3116, 128433), (3534, 113242), (3813, 104956), (4143, 96596), (4674, 85622), (5084, 78717), (5524, 72447), (7068, 56621), (7626, 52478), (8286, 48298), (9348, 42811), (15252, 26239), (16572, 24149)]